How Much It costs To Built A Duplex House?

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We recently completed one of our project Avadi. They were 3 member family, Father, mother, and a son. They Expected a Good design of the Duplex house from us.

My client recently purchased a land near Avadi, Paruthipattu. The land details are as follows:

Total sqft: 1200 Sqft

Dimension: 25 x 48

Facing: North

Frontage: 25′

DTCP Approved layout.

They wanted to go build a house. They had a budget around 20 lakhs.

Our proposal for Duplex House as follows:

  1. We proposed a duplex house
  2. Ground floor: One hall, pooja room, a bedroom, a semi open kitchen with utility area
  3. Ground floor has an internal staircase and below which a small space for storage
  4. First floor has a master bedroom with a balcony and attached bathroom
  5. Specialty is that, we proposed a luxury bathroom. We provided bath tub and designer western closet at no extra cost.
  6. First floor has a private terrace.

Our construction cost for this building was: 1800 Rs/sqft

This is the floor plan of this house.

duple house floor plan
duplex house First floor plan
Duplex House Terrace plan

Total built up area is: 1400 Sqft

Construction cost: 1400 x 1800 = 2520000

Interiors and other cost = 400000

Total = 29, 20,000

Before starting the project,

 We designed the complete house with our in-house architects.

Floor plans were done by: Premavathi

Structural detailing was done by: Florence

Elevation was done by: Yeshwath

Supervision by our senior architect: Baskar Raju

Site was completely executed by

Site Engineer: Mr. Kumar

Interior: Mr. Ravichandran

Concrete works: Mr. Dinesh

Planning engineer: Ms. Logeshwari

Billing was done by: Vijayalakshmi

Project Manager: Mr. Udhayakumar

Entire project was overseen by: Mohankumar

Additional features:


  1. Covered parking
  2. White roof tile at terrace along with water proofing and epoxy grouting at the joints
  3. Compound wall
  4. Basement height
  5. Cement flooring for common areas around the house
  6. Elevation design
  7. SS Railing and Toughened glass

Interior Features:

  1. Modular Kitchen
  2. Wardrobes
  3. Loft covering
  4. False ceiling
  5. Decorative painting

Don’t hesitate to contact our team. Our team receives special training to ensure that you get all the answers from us you. Get a free consultation from our team. 


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